#include <mongoc/mongoc.h>

#include <assert.h>
#include <stdio.h>

static void
bulk3(mongoc_collection_t *collection)
{
   bson_t opts = BSON_INITIALIZER;
   mongoc_bulk_operation_t *bulk;
   bson_error_t error;
   bson_t *query;
   bson_t *doc;
   bson_t reply;
   char *str;
   bool ret;

   /* false indicates unordered */
   BSON_APPEND_BOOL(&opts, "ordered", false);
   bulk = mongoc_collection_create_bulk_operation_with_opts(collection, &opts);
   bson_destroy(&opts);

   /* Add a document */
   doc = BCON_NEW("_id", BCON_INT32(1));
   mongoc_bulk_operation_insert(bulk, doc);
   bson_destroy(doc);

   /* remove {_id: 2} */
   query = BCON_NEW("_id", BCON_INT32(2));
   mongoc_bulk_operation_remove_one(bulk, query);
   bson_destroy(query);

   /* insert {_id: 3} */
   doc = BCON_NEW("_id", BCON_INT32(3));
   mongoc_bulk_operation_insert(bulk, doc);
   bson_destroy(doc);

   /* replace {_id:4} {'i': 1} */
   query = BCON_NEW("_id", BCON_INT32(4));
   doc = BCON_NEW("i", BCON_INT32(1));
   mongoc_bulk_operation_replace_one(bulk, query, doc, false);
   bson_destroy(query);
   bson_destroy(doc);

   ret = mongoc_bulk_operation_execute(bulk, &reply, &error);

   str = bson_as_canonical_extended_json(&reply, NULL);
   printf("%s\n", str);
   bson_free(str);

   if (!ret) {
      printf("Error: %s\n", error.message);
   }

   bson_destroy(&reply);
   mongoc_bulk_operation_destroy(bulk);
   bson_destroy(&opts);
}

int
main(void)
{
   mongoc_client_t *client;
   mongoc_collection_t *collection;
   const char *uri_string = "mongodb://localhost/?appname=bulk3-example";
   mongoc_uri_t *uri;
   bson_error_t error;

   mongoc_init();

   uri = mongoc_uri_new_with_error(uri_string, &error);
   if (!uri) {
      fprintf(stderr,
              "failed to parse URI: %s\n"
              "error message:       %s\n",
              uri_string,
              error.message);
      return EXIT_FAILURE;
   }

   client = mongoc_client_new_from_uri(uri);
   if (!client) {
      return EXIT_FAILURE;
   }

   mongoc_client_set_error_api(client, 2);
   collection = mongoc_client_get_collection(client, "test", "test");

   bulk3(collection);

   mongoc_uri_destroy(uri);
   mongoc_collection_destroy(collection);
   mongoc_client_destroy(client);

   mongoc_cleanup();

   return EXIT_SUCCESS;
}
